These applicaitons provide information regarding the files that you have (without making any changes to them). They can tell you whether a type of file is what it claims to be, validate its structure, generate a checksum, extract metatdata from the file, or characterize its signficiant properties.
- FITS (includes Jhove, DROID, Exiftool, New Zealand Metadata Extractor, FFIdent, and File Utility)
- Karen’s Directory Printer
- Metadata Extraction Tool
- Perforce Merge (windows, mac, linux, freeBSD)
- PREMIS in METS Toolbox
- WinMerge (windows only)